Evaluating Functions F(X) G(X)

Evaluate f(-2) if f(x) = x + 3

• -1

• 1

• 5

• -5

Given f(x) = -4x - 10 and f(x) = 10. Find x

• x = -5

• x = 5

• x = -50

• x = 30

Given g(x) =
 4x - 7, find g(-9). 

• g(-9) = 29

• g(-9) = -43

Given g(x) = 4x - 7 and g(x) = 13, find x.

• g(-9) = 29

• x = 5

• g(-9) = -43

• x = 5/4

What is the domain?

• None of the answer choices

What is the range?

• [-3, 4]

• (-3, 4)

• (-3, 4]

• (-2, 3]

• [4, -3]

The set of all x-values used to graph a function are called the ____.

• Domain

• Range

• Relation

• Function

What is the domain of the graph?

• [1,∞)

• (-∞,1]

• (-∞,∞)

• [-∞,∞]

f(x) is the same thing as ______.

• y

• x

• input

• an equation

f(x)=4x+5
f(4)=

• 21

• -11

• -31

• 25